N-Ethylmaleimide(NEM) - Moligand™, ≥98% , CAS No.128-53-0

CAS: 128-53-0 Cat. No.: E100552 Formule: C6H7NO2 Poids moléculaire: 125.13 Beilstein Registry Number: 112448 Numéro CE: 204-892-4
DISPONIBLE À COMMANDE
GRADE & PURITY Moligand™ ? Moligand™ — Aladdin's line of ligands and bioactive small molecules. Use for receptor, pathway, and binding studies needing defined small-molecule tools. ≥98%
Synonyms
NEM | maleic acid N-ethylimide | NSC92547 | NSC-92547 | USAF B-121 | ethylmaleimide | HSCI1_000382 | N-ethylmaleimide | 1-Ethyl-1H-pyrrole-2,5-dione | EU-0100492 | GTPL5335 | N-Ethylmaleimide, purum p.a., >=99.0% (HPLC) | MFCD00005509 | NCGC00015415-04 |
Storage
Store at 2-8°C
Shipped In
Wet ice
★
Size
USA
Allemagne (EU)*
Price
Qty
1g
E100552-1g
En stock ≥10
—
13,90$US
5g
E100552-5g
En stock ≥10
—
39,90$US
10g
E100552-10g
2 En stock
—
64,90$US
25g
E100552-25g
En stock ≥10
—
129,90$US
100g
E100552-100g
1 En stock
—
369,90$US
Enter a quantity for the sizes you want to add.
🧪
Why this grade

Moligand™, ≥98% Moligand™ for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C Ships Wet ice Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 73 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Vue d’ensemble

Reagent for the covalent modification of cysteine residues in proteins. Augments currents from native M-channels in sympathetic neurons and acts as an opener for KCNQ2, KCNQ4 and KCNQ5 channels. Sulfhydryl alkylating agent that inactivates NADP-dependent isocitrate dehydrogenase and many endonucleases.

Specifications

Synonymes
NEM | maleic acid N-ethylimide | NSC92547 | NSC-92547 | USAF B-121 | ethylmaleimide | HSCI1_000382 | N-ethylmaleimide | 1-Ethyl-1H-pyrrole-2,5-dione | EU-0100492 | GTPL5335 | N-Ethylmaleimide, purum p.a., >=99.0% (HPLC) | MFCD00005509 | NCGC00015415-04 |
Spécifications et pureté
Moligand™, ≥98%
Conditions de stockage de stockage
Store at 2-8°C
Expédié en
Wet ice
Ce produit nécessite l'expédition en chaîne froide. Les services terrestres et autres services économiques ne sont pas disponibles.
Grade
Moligand™
Pureté
≥98%
Noms et identifiants
Pubchem Sid488179828
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488179828
Sourires canoniquesCCN1C(=O)C=CC1=O
IUPAC Name1-ethylpyrrole-2,5-dione
InChIKeyHDFGOPSGAURCEO-UHFFFAOYSA-N
INCHI1S/C6H7NO2/c1-2-7-5(8)3-4-6(7)9/h3-4H,2H2,1H3
Isomères SMILES CCN1C(=O)C=CC1=O
WGK Allemagne 3
RTECS UX9625000
CAS alternatif 25668-22-8,128-53-0,25668-22-8
Numéro NSC 7638
Numéro ONU 2928
Termes d'entrée MeSH Ethylmaleimide;N Ethylmaleimide;N-Ethylmaleimide
Poids moléculaire 125.13
Beilstein 112448
Reaxy-Rn 112448
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=112448&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassePyrrolidines
SubclassPyrrolidones
Intermediate Tree Nodes Not available
Direct ParentMaleimides
Alternative Parents N-substituted carboxylic acid imides  Pyrrolines  Dicarboximides  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic heteromonocyclic compounds
Substituents Maleimide - Carboxylic acid imide, n-substituted - Carboxylic acid imide - Dicarboximide - Pyrroline - Azacycle - Carboxylic acid derivative - Organic oxygen compound - Organooxygen compound - Organonitrogen compound - Organic nitrogen compound - Carbonyl group - Hydrocarbon derivative - Organic oxide - Organopnictogen compound - Aliphatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as maleimides. These are compounds containing a 2,5-pyrroledione moiety.
External Descriptors a small molecule
Structure 3D
Modèle de structure chimique interactif





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Mécanismes d'action
Certificats (CoA, COO, BSE/TSE et tableau d'analyse)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

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48 results found

Lot NumberCertificate TypeDateArticle
I2614672Certificate of AnalysisSep 18, 2026 E100552
I2614671Certificate of AnalysisSep 18, 2026 E100552
I2614669Certificate of AnalysisSep 18, 2026 E100552
I2614653Certificate of AnalysisSep 18, 2026 E100552
C2303600Certificate of AnalysisSep 03, 2026 E100552
C2303599Certificate of AnalysisSep 03, 2026 E100552
C2303500Certificate of AnalysisSep 03, 2026 E100552
C2303499Certificate of AnalysisSep 03, 2026 E100552
C2303495Certificate of AnalysisSep 03, 2026 E100552
C2303496Certificate of AnalysisSep 03, 2026 E100552
E2614193Certificate of AnalysisMay 21, 2026 E100552
E2614194Certificate of AnalysisMay 21, 2026 E100552
E2614246Certificate of AnalysisMay 21, 2026 E100552
G2509539Certificate of AnalysisJul 11, 2025 E100552
G2509540Certificate of AnalysisJul 11, 2025 E100552
G2509541Certificate of AnalysisJul 11, 2025 E100552
G2509542Certificate of AnalysisJul 11, 2025 E100552
L2509029Certificate of AnalysisJul 11, 2025 E100552
C2609093Certificate of AnalysisJul 11, 2025 E100552
F2509065Certificate of AnalysisJun 21, 2025 E100552
E2507339Certificate of AnalysisMay 08, 2025 E100552
E2507340Certificate of AnalysisMay 08, 2025 E100552
E2507345Certificate of AnalysisMay 08, 2025 E100552
E2507327Certificate of AnalysisMay 08, 2025 E100552
A2417235Certificate of AnalysisJan 20, 2025 E100552
A2417246Certificate of AnalysisJan 20, 2025 E100552
A2517234Certificate of AnalysisJan 20, 2025 E100552
A2517235Certificate of AnalysisJan 20, 2025 E100552
A2517236Certificate of AnalysisJan 20, 2025 E100552
A2517245Certificate of AnalysisJan 20, 2025 E100552
A2517246Certificate of AnalysisJan 20, 2025 E100552
G2402051Certificate of AnalysisJul 05, 2024 E100552
L2402219Certificate of AnalysisApr 25, 2024 E100552
D2412071Certificate of AnalysisApr 20, 2024 E100552
K2110379Certificate of AnalysisAug 02, 2023 E100552
K2110378Certificate of AnalysisMay 17, 2023 E100552
I2405073Certificate of AnalysisMar 09, 2023 E100552
A2426035Certificate of AnalysisMar 09, 2023 E100552
C2303489Certificate of AnalysisMar 09, 2023 E100552
C2303490Certificate of AnalysisMar 09, 2023 E100552
F2214549Certificate of AnalysisJun 20, 2022 E100552
F2214548Certificate of AnalysisJun 20, 2022 E100552
F2214550Certificate of AnalysisJun 20, 2022 E100552
F2202027Certificate of AnalysisJun 16, 2022 E100552
F2204274Certificate of AnalysisJun 16, 2022 E100552
F1828014Certificate of AnalysisFeb 22, 2022 E100552
F2214547Certificate of AnalysisNov 17, 2021 E100552
K2110380Certificate of AnalysisNov 17, 2021 E100552
Propriétés chimiques et physiques
SolubilitéSoluble in water
SensibilitéLight Sensitive
Point d'éclair (°F)163.4℉
Point d'éclair (°C)73°C
Point d'ébullition (°C)210°C
Point de fusion (°C)43-46°C
Poids moléculaire125.130 g/mol
XLogP30.900
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count1
Exact Mass125.048 Da
Monoisotopic Mass125.048 Da
Topological Polar Surface Area37.400 Ų
Heavy Atom Count9
Formal Charge0
Complexity165.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
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Citations of This Product
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